1. Install the Australian Accounting localization pack. 2. Create a Bill, use the existing pre-defined tax, "GST only on imports". 3. See that the subtotal of the line will be changed to 0.01. 4. See that at the bottom there will be a GST 100000000% amount showing. The tax data need a upper percentage to avoid the 0.01 rounding issue. opw-2226119 closes odoo/odoo#49032 X-original-commit: 5bf911fe3c0d2e461e31ab47b74bba173171dbea Signed-off-by: Nicolas Martinelli (nim) <nim@odoo.com>